EGR code won't leave, WTF???
'98 k1500 5.7/auto.
I keep getting the 404 EGR flow code on my Silverado, I replaced the EGR valve, passages looked clear, and just installed new converters. Cleared all codes with scanner, go for a short drive and still get this code. What gives??
Last edited by CHVYPWR; March 4th, 2007 at 10:10 PM.